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/*
* qtmaildir - a Qt6 mail client for notmuch-indexed Maildirs
* Copyright (C) 2026 Danilo M. <danix@danix.xyz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "messagedetailsdialog.h"
#include <QDialogButtonBox>
#include <QFontDatabase>
#include <QGridLayout>
#include <QLabel>
#include <QMenu>
#include <QScrollArea>
#include <QVBoxLayout>
#include "mimeparser.h"
#include "searchterm.h"
MessageDetailsDialog::MessageDetailsDialog(const QList<ThreadRenderItem> &items,
QWidget *parent)
: QDialog(parent)
{
setWindowTitle(tr("Message details"));
setObjectName(QStringLiteral("messageDetailsDialog"));
buildRows(items);
auto *layout = new QVBoxLayout(this);
// Scrollable: a long thread has many rows, and the dialog must not grow
// past the screen to show them.
auto *scroll = new QScrollArea(this);
scroll->setWidgetResizable(true);
auto *content = new QWidget(scroll);
auto *grid = new QGridLayout(content);
// A monospaced value keeps a long id or address readable as the record it
// is, which is what the text box did well and is worth carrying over.
const QFont fixed = QFontDatabase::systemFont(QFontDatabase::FixedFont);
int gridRow = 0;
int lastMessage = -1;
for (const HeaderRow &row : std::as_const(m_rows)) {
if (items.size() > 1 && row.messageIndex != lastMessage) {
lastMessage = row.messageIndex;
auto *heading = new QLabel(
tr("Message %1 of %2").arg(row.messageIndex + 1)
.arg(items.size()),
content);
heading->setTextFormat(Qt::PlainText);
QFont headingFont = heading->font();
headingFont.setBold(true);
heading->setFont(headingFont);
grid->addWidget(heading, gridRow, 0, 1, 2);
++gridRow;
}
auto *label = new QLabel(row.label, content);
label->setTextFormat(Qt::PlainText);
label->setAlignment(Qt::AlignTop | Qt::AlignLeft);
grid->addWidget(label, gridRow, 0);
// PlainText stated, not inferred. A QLabel guesses under AutoText, and
// this value came from a stranger.
auto *value = new QLabel(row.value, content);
value->setTextFormat(Qt::PlainText);
value->setFont(fixed);
value->setWordWrap(true);
value->setTextInteractionFlags(Qt::TextSelectableByMouse);
if (!row.query.isEmpty()) {
value->setContextMenuPolicy(Qt::CustomContextMenu);
connect(value, &QWidget::customContextMenuRequested, this,
[this, value, row](const QPoint &pos) {
QMenu menu(this);
auto *replace = menu.addAction(tr("Search for this"));
connect(replace, &QAction::triggered, this,
[this, row]() {
requestSearch(
row, SearchTerm::SearchMode::Replace);
});
auto *narrow = menu.addAction(tr("Add to search"));
connect(narrow, &QAction::triggered, this,
[this, row]() {
requestSearch(
row, SearchTerm::SearchMode::Narrow);
});
menu.exec(value->mapToGlobal(pos));
});
}
grid->addWidget(value, gridRow, 1);
++gridRow;
}
grid->setColumnStretch(1, 1);
grid->setRowStretch(gridRow, 1);
scroll->setWidget(content);
layout->addWidget(scroll);
auto *buttons = new QDialogButtonBox(QDialogButtonBox::Close, this);
connect(buttons, &QDialogButtonBox::rejected, this, &QDialog::reject);
layout->addWidget(buttons);
resize(700, 400);
}
void MessageDetailsDialog::buildRows(const QList<ThreadRenderItem> &items)
{
for (int i = 0; i < items.size(); ++i) {
const ParsedMessage &message = items.at(i).message;
auto add = [this, i](const QString &field, const QString &label,
const QString &value, const QString &query) {
if (value.isEmpty())
return; // An empty row reads as a rendering fault.
m_rows.append({ field, label, value, query, i });
};
add(QStringLiteral("subject"), tr("Subject:"), message.subject,
SearchTerm::field(QStringLiteral("subject"), message.subject));
add(QStringLiteral("from"), tr("From:"), message.from,
SearchTerm::field(QStringLiteral("from"), message.from));
add(QStringLiteral("to"), tr("To:"), message.to,
SearchTerm::field(QStringLiteral("to"), message.to));
add(QStringLiteral("cc"), tr("Cc:"), message.cc,
SearchTerm::field(QStringLiteral("cc"), message.cc));
// The raw header is shown, but the query is a one-day range: a text
// match on an RFC 2822 string would match almost nothing.
const QDateTime sent = MimeParser::parseDate(message.date);
add(QStringLiteral("date"), tr("Date:"), message.date,
sent.isValid() ? SearchTerm::onDate(sent.date()) : QString());
// Shown but not searchable: an id names one message, and the thread
// holding it is already on screen.
add(QString(), tr("Message-Id:"), message.messageId, QString());
}
}
void MessageDetailsDialog::requestSearch(const HeaderRow &row,
SearchTerm::SearchMode mode)
{
if (row.query.isEmpty())
return;
emit searchRequested(row.query, mode);
}
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